Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3)  *  linux/drivers/cpufreq/cpufreq_performance.c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5)  *  Copyright (C) 2002 - 2003 Dominik Brodowski <linux@brodo.de>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <linux/cpufreq.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <linux/init.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) static void cpufreq_gov_performance_limits(struct cpufreq_policy *policy)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) 	pr_debug("setting to %u kHz\n", policy->max);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) 	__cpufreq_driver_target(policy, policy->max, CPUFREQ_RELATION_H);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) static struct cpufreq_governor cpufreq_gov_performance = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) 	.name		= "performance",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) 	.owner		= THIS_MODULE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) 	.flags		= CPUFREQ_GOV_STRICT_TARGET,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) 	.limits		= cpufreq_gov_performance_limits,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #ifdef CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) struct cpufreq_governor *cpufreq_default_governor(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) 	return &cpufreq_gov_performance;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) #ifndef CONFIG_CPU_FREQ_GOV_PERFORMANCE_MODULE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) struct cpufreq_governor *cpufreq_fallback_governor(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) 	return &cpufreq_gov_performance;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) MODULE_AUTHOR("Dominik Brodowski <linux@brodo.de>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) MODULE_DESCRIPTION("CPUfreq policy governor 'performance'");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) cpufreq_governor_init(cpufreq_gov_performance);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) cpufreq_governor_exit(cpufreq_gov_performance);